Flight OddsUA1606 ORD → BOS
United Airlines · Chicago, IL to Boston, MA · 86 flights observed, 2026-03-05 to 2026-06-30 · 867 mi
UA1606 covers more than one route in the data window — the stats below are for ORD → BOS, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
84%
Median delay
-15 min
90th percentile
+30 min
Cancellation rate
0%
How often is UA1606 on time?
Across 86 flights on ORD → BOS from 2026-03-05 to 2026-06-30, UA1606 arrived within 15 minutes of schedule 84% of the time. The median arrival delay was -15 min, and the worst 10% of flights arrived +30 min or later. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 71 | 84% |
| 16-30 min | 5 | 6% |
| 31-60 min | 3 | 4% |
| 61-120 min | 4 | 5% |
| 2+ hrs | 2 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-03 | 24 | 67% | +17 min |
| 2026-04 | 1 | 0% | +21 min |
| 2026-05 | 30 | 90% | -4 min |
| 2026-06 | 30 | 93% | -16 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 12 | 83% |
| Tue | 12 | 92% |
| Wed | 11 | 91% |
| Thu | 13 | 69% |
| Fri | 13 | 77% |
| Sat | 13 | 100% |
| Sun | 11 | 73% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…